author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 13 Oct 2010 14:23:59 +0300 | |
branch | RCL_3 |
changeset 83 | 26b2b12093af |
parent 60 | 6c158198356e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: MediaIdUpdater |
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* |
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*/ |
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#ifndef MEDIAIDUPDATER_H |
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#define MEDIAIDUPDATER_H |
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#include "javaosheaders.h" |
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#include <string> |
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#include <set> |
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namespace java |
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{ |
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namespace storage |
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{ |
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class JavaStorage; |
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} |
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namespace backup |
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{ |
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/** |
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* MediaIdUpdater is responsible for ensuring that java storage contains |
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* valid media ids after restore. |
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* Media id may change in following situations: |
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* - memory card is formatted between backup and restore |
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* - another memory card is used during restore than originally |
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*/ |
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OS_NONSHARABLE_CLASS(MediaIdUpdater) |
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{ |
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public: |
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MediaIdUpdater(); |
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virtual ~MediaIdUpdater(); |
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/** |
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* Updates media ids to valid values if needed |
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* Note: this method must be called after java storage is restored |
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*/ |
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virtual void update(); |
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protected: |
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virtual std::set<std::wstring> getPresentMediaIds(); |
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virtual std::set<std::wstring> getPresentRemovableDriveMediaIds(); |
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virtual std::set<std::wstring> removePresentMediaIds(const std::set<std::wstring>& aStorageIds, |
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const std::set<std::wstring>& aPresentIds); |
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virtual bool isMediaIdUpdateNeeded(const std::set<std::wstring>& aInvalidIds, |
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const std::set<std::wstring>& aValidIds); |
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virtual std::set<std::wstring> getMediaIdsFromStorage(); |
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virtual void updateMediaIds(const std::set<std::wstring>& aInvalidIds, |
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const std::set<std::wstring>& aValidIds); |
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virtual void open(); |
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virtual void close(); |
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java::storage::JavaStorage* mStorage; |
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}; |
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} // namespace backup |
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} // namespace java |
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#endif // MEDIAIDUPDATER_H |